THE MERCK VETERINARY MANUALmultimedia

Location(s)

  • Optic Nerve
  • Papilledema secondary to avitaminosis A, growing heifer

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    Papilledema secondary to avitaminosis A, growing heifer

    In avitaminosis A of young calves, optic nerve hypoplasia is seen, whereas in young growing cattle, papilledema results secondary to increased CSF pressure.

    Courtesy of K. Gelatt.

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